Select the Best Description of the Causative Agent of Diphtheria

question 80

Multiple Choice

Select the best description of the causative agent of diphtheria.

• A) Pleomorphic, Gram-negative lysogen.
• B) Gram-positive, spore-forming rod.
• C) Gram-positive, encapsulated, spore-former.
• D) Pleomorphic, Gram-positive lysogen.
• E) Pleomorphic, Gram-positive, flagellated lysogen.

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Definitions:

Artifact

Any irrelevant object or mark observed when examining specimens or graphic records that is not related to the object being examined—for example, a foreign object visible through a microscope or an erroneous mark on an ECG strip.

Erroneous Mark

A mark or notation that is made by mistake or is incorrect.

Precordial Electrode

Precordial electrodes are used in electrocardiography (EKG/ECG), placed on the chest area to record heart’s electrical activity from different angles.

Intercostal Space

The physical space between two ribs, which contains muscles, nerves, arteries, and veins.